CN211022905U

CN211022905U - Cardiovascular surgery arteriovenous fistula hemostasis device

Info

Publication number: CN211022905U
Application number: CN201922047514.3U
Authority: CN
Inventors: 耿卫杰
Original assignee: Second Affiliated Hospital of Zhengzhou Unviersity
Current assignee: Second Affiliated Hospital of Zhengzhou Unviersity
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-07-17
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a cardiovascular surgery arteriovenous fistula hemostasis device, concretely relates to medical device field, including fixed cover, fixed cover is the loop configuration component, the spout has been seted up to the inside of fixed cover, the inside of spout is equipped with the slider, the inside of slider is run through and is inlayed and be equipped with a pressurization section of thick bamboo, a pressurization section of thick bamboo is the hollow structure component, the both ends of a pressurization section of thick bamboo are the activity respectively and are run through the inside and outside of fixed cover, a pressurization section of thick bamboo is located the one end fixed mounting of fixed cover inboard and presses the briquetting, just a pressurization section of thick bamboo communicates with pressing the briquetting each. The utility model discloses a set up and add a pressure section of thick bamboo, sprue, connecting pipe and gasbag, through holding the pressure gasbag, make the cover inflation that stanchs, extrude hemostasis to the position, and when the cover inflation that stanchs extrudees the hemostasis position, rotate the screw rod and drive the sprue and move down, the adjustment tank is closed with the connecting pipe, makes the cover that stanchs extrude all the time with the hemostasis position fixed, has realized the convenient quick hemostasis function of device.

Description

Cardiovascular surgery arteriovenous fistula hemostasis device

Technical Field

The utility model relates to the technical field of medical devices, more specifically say, the utility model relates to a cardiovascular surgery arteriovenous fistula hemostasis device.

Background

Abnormal pathways exist between arteries and veins, called arteriovenous fistulas. Because the normal passage of blood from the artery into the accompanying vein can cause localized vasculopathy in the fistula and hemodynamic changes in the local, peripheral circulation and systemic systems of the fistula. In clinical work, medical staff need to perform hemostasis treatment on an arteriovenous fistula part of a patient in vascular surgery due to congenital or acquired trauma.

But current arteriovenous fistula hemostasis device still has more shortcoming when the in-service use, if arteriovenous fistula hemostasis device on the existing market mainly pulls out needle department to the patient through the mode that the bandage shrink tightens up and stanchs, and is inconvenient in the operation process, causes the patient to be uncomfortable, and hemostatic effect is poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a cardiovascular surgery arteriovenous fistula hemostasis device, the utility model aims to solve the problem that: the existing hemostatic devices are inconvenient to use.

In order to achieve the above object, the utility model provides a following technical scheme: the cardiovascular surgery arteriovenous fistula hemostasis device comprises a fixing sleeve, wherein the fixing sleeve is an annular structural member, a chute is formed in the fixing sleeve, a sliding block is slidably mounted in the chute, a pressurizing cylinder is embedded in the sliding block in a penetrating manner and is a hollow structural member, two ends of the pressurizing cylinder respectively and movably penetrate through the inner side and the outer side of the fixing sleeve, a pressing block is fixedly mounted at one end, located on the inner side of the fixing sleeve, of the pressurizing cylinder, and the pressurizing cylinder and the pressing block are communicated with each other;

the inner part of the pressurizing cylinder is movably provided with a blocking block, one side of the blocking block is provided with an adjusting groove, the bottom of one side, away from the inner wall of the pressurizing cylinder, of the adjusting groove is provided with an air vent in a penetrating way, the outer side wall of the pressurizing cylinder is provided with a connecting pipe in a penetrating way, one end of the connecting pipe is communicated with the adjusting groove, one end, away from the pressurizing cylinder, of the connecting pipe is fixedly provided with mutually communicated air bags, and the outer side wall, away from the connecting pipe, of the pressurizing cylinder;

one side of pressing the piece is kept away from to the slider is equipped with two sets of actuating mechanism, and is two sets of actuating mechanism personally submits the symmetry setting about the axis of a pressurization section of thick bamboo, actuating mechanism includes driving motor, driving motor fixed mounting is at the top of slider, driving motor's output shaft end fixedly connected with gear roll, integrated into one piece has the foreign steamer tooth on the lateral wall that the adjustment tank is close to the gear roll, gear roll and foreign steamer tooth meshing.

The implementation mode is as follows: in-process at in-service use, charge the battery, be full of the electricity after, will fix the cover in patient arm department, through control actuating mechanism, make the slider slide in the spout, thereby it removes relevant position to drive the pressing block, rotate the screw rod again, make the sprue reciprocate in the pressurization section of thick bamboo, make it cover the hole of losing heart, medical personnel is through pressing the gasbag, pressurize in the pressurization section of thick bamboo, thereby make the cover extrusion of stanching, the completion is to the hemostasis work of pressing down at the position of bleeding, realize the quick convenient hemostasis to the patient, after hemostasis is accomplished, the contrarotation screw rod, it shifts up to drive the sprue, thereby spill the hole of losing heart, be convenient for will press the air discharge between piece and the cover of stanching, make the cover of stanching separate with patient arm, can take off fixed cover.

In a preferred embodiment, the top of the plugging block is movably provided with a screw rod through a bearing, one end of the screw rod, which is far away from the plugging block, movably penetrates through the top of the pressurizing cylinder and extends out of the pressurizing cylinder, and the screw rod is in threaded connection with the pressurizing cylinder so as to drive the plugging block to move up and down conveniently.

In a preferred embodiment, the screw is fixedly sleeved with a limiting ring on the rod wall of the pressurizing cylinder, one end of the screw, which is far away from the blocking block, is fixedly connected with a rotating handle, and when the limiting ring is in contact with the top of the pressurizing cylinder, the adjusting groove and the connecting pipe are closed, namely the air in the pressurizing cylinder is not pressurized by pressing the air bag.

In a preferred embodiment, the bottom of the pressing block is fixedly connected with a hemostatic sleeve, and the hemostatic sleeve is an elastic rubber member, which is beneficial to reducing the discomfort of the patient.

In a preferred embodiment, the diameter of the adjusting groove is larger than that of the vent hole, and the length of the adjusting groove is larger than the pipe diameter of the connecting pipe, so that the intake air pressurization is cut off conveniently.

In a preferred embodiment, the adjusting groove is of a circular ring structure, and the sliding groove is formed in the fixing sleeve into a two-thirds circular ring, so that the fixing sleeve is prevented from being divided into two parts by the sliding groove.

In a preferred embodiment, the top and the bottom of the sliding groove are both provided with a long strip-shaped movable groove, the length of the movable groove is matched with that of the sliding groove, and the wall of the pressurizing cylinder is movably arranged in the movable groove, so that the pressurizing cylinder can conveniently slide along with the sliding block.

In a preferred embodiment, a storage battery is embedded in the slider, and the storage battery is electrically connected with the driving motor to provide power support for the driving mechanism.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up the pressurization section of thick bamboo, the sprue, the adjustment tank, the air vent, connecting pipe and gasbag, through holding the pressure gasbag, the gasbag compression extrudees the inside air to the sprue through the connecting pipe, the air flows to the pressing block through adjustment tank and air vent at last, thereby make the cover that stanchs expand, extrude hemostasis position and stanch, and when the cover that stanchs expands and extrudes hemostasis position, the rotation screw rod drives the sprue and moves down, make adjustment tank and connecting pipe closed, be convenient for the cover that stanchs and extrude the fixation to hemostasis position all the time, the hemostasis function of the device of conveniently realizing, compared with the prior art, there is the progress that the hemostasis device is not convenient for the use problem of solution;

2. the utility model discloses a set up actuating mechanism, when needs move according to the briquetting position, control driving motor opens, and the motor drives the gear roller and rotates, thereby the gear roller drives the slider with the meshing of foreign steamer tooth and slides in the spout again, and then has realized according to the regulation of briquetting position, compares with prior art, has the further progress that makes things convenient for the device to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side sectional view of the fixing sleeve of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention;

fig. 5 is a schematic view of the cross-sectional structure of the plugging block of the present invention.

The reference signs are: the hemostatic bag comprises a fixed sleeve 1, an adjusting groove 11, a pressurizing cylinder 2, a screw rod 21, a limiting ring 211, a blocking block 22, an adjusting groove 221, a vent hole 222, an air release hole 23, a sliding block 3, a pressing block 4, a hemostatic sleeve 41, an air bag 5, a connecting pipe 51, a driving mechanism 6, a driving motor 61, a gear roller 62 and external gear teeth 63.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model relates to a cardiovascular surgery arteriovenous fistula hemostasis device of embodiment can be including fixed cover 1, fixed cover 1 is the loop configuration component, spout 11 has been seted up to the inside of fixed cover 1, the inside slidable mounting of spout 11 has slider 3, the inside of slider 3 is run through and is inlayed and be equipped with a pressurization section of thick bamboo 2, a pressurization section of thick bamboo 2 is the hollow structure component, the both ends of a pressurization section of thick bamboo 2 are the activity respectively and are run through the inside and outside of fixed cover 1, a pressurization section of thick bamboo 2 is located the one end fixed mounting of fixed cover 1 inboard and presses briquetting 4, just a pressurization section of thick bamboo 2 communicates with each other with pressing briquetting 4.

Referring to the attached drawings 1-5 in the specification, the internal activity of the pressurization cylinder 2 of the cardiovascular surgery arteriovenous fistula hemostasis device of this embodiment is equipped with the blockage 22, the adjustment tank 221 has been seted up to one side of blockage 22, one side bottom that the adjustment tank 221 is far away from the pressurization cylinder 2 inner wall runs through and has been seted up air vent 222, the lateral wall of pressurization cylinder 2 runs through and installs connecting pipe 51, the one end and the adjustment tank 221 of connecting pipe 51 are linked together, the one end fixed mounting that the pressurization cylinder 2 was kept away from to connecting pipe 51 has the gasbag 5 of intercommunication each other, the lateral wall that the connection pipe 51 was kept away from to pressurization cylinder 2 runs through and has seted up the air.

One side of the slider 3, which is far away from the pressing block 4, is provided with two sets of driving mechanisms 6, the two sets of driving mechanisms 6 are symmetrically arranged about the middle axis of the pressurizing barrel 2, each driving mechanism 6 comprises a driving motor 61, the driving motors 61 are fixedly arranged at the tops of the sliders 3, the output shaft end of each driving motor 61 is fixedly connected with a gear roller 62, one side wall, close to the gear roller 62, of the chute 11 is integrally formed with an outer gear 63, and the gear roller 62 is meshed with the outer gear 63.

As shown in fig. 1 to 4, the implementation scenario specifically includes: in practical use, the storage battery is charged, after the storage battery is fully charged, the fixing sleeve 1 is sleeved at the arm of a patient, the driving mechanism 6 is controlled to enable the sliding block 3 to slide in the sliding groove 11, so that the pressing block 4 is driven to move to a corresponding position, the screw rod 21 is rotated again, the blocking block 22 moves up and down in the pressurizing cylinder 2 to cover the air release hole 23, medical staff pressurizes the inside of the pressurizing cylinder 2 by pressing the air bag 5, so that the hemostatic sleeve 41 is extruded, the hemostatic work of the bleeding part is completed, the rapid and convenient hemostasis of the patient is realized, after the hemostasis is completed, the screw rod 21 is rotated reversely to drive the blocking block 22 to move up, so that the air release hole 23 is leaked, the air between the pressing block 4 and the hemostatic sleeve 41 is conveniently discharged, the hemostatic sleeve 41 is separated from the arm of the patient, the fixing sleeve 1 can be taken off, and the pressurizing cylinder 2, the blocking block 22 and the adjusting groove 221 are, The vent 222, the connecting pipe 51 and the air bag 5, when the hemostatic position is extruded by the hemostatic sleeve 41 by pressurizing, the air bag 5 is pressed by holding, the air bag 5 compresses to extrude the internal air into the block 22 through the connecting pipe 51, the air finally flows into the pressing block 4 through the adjusting groove 221 and the vent 222, thereby the hemostatic sleeve 41 is expanded to extrude and stop bleeding on the hemostatic position, and when the hemostatic sleeve 41 is expanded to extrude the hemostatic position, the screw 21 is rotated to drive the block 22 to move downwards, so that the adjusting groove 221 is closed with the connecting pipe 51, thereby the hemostatic position is always fixed by the hemostatic sleeve 41, the hemostatic function of the device is conveniently realized, and by arranging the driving mechanism 6, when the position of the pressing block 4 needs to be moved, the driving motor 61 is controlled to be opened, the motor drives the gear roller 62 to rotate, the gear roller 62 is engaged with the outer wheel teeth 63 again to drive the sliding block 3 to slide in the sliding groove 11, thereby the position adjustment of the pressing block, this embodiment specifically solves the problem of the prior art that the prior art hemostatic devices are not convenient to use.

The top of sprue 22 has screw rod 21 through bearing movable mounting, the one end activity that sprue 22 was kept away from to screw rod 21 runs through the top of a pressurization section of thick bamboo 2 and extends to outside a pressurization section of thick bamboo 2, screw rod 21 and a pressurization section of thick bamboo 2 threaded connection.

The screw 21 is fixedly sleeved with a limiting ring 211 on the rod wall of the pressurizing cylinder 2, and one end of the screw 21 far away from the block 22 is fixedly connected with a rotating handle.

The bottom of the pressing block 4 is fixedly connected with a hemostatic sleeve 41, and the hemostatic sleeve 41 is an elastic rubber member.

The diameter of the adjusting groove 221 is larger than that of the vent hole 222, and the length of the adjusting groove 221 is larger than the pipe diameter of the connecting pipe 51.

The sliding groove 11 is of a circular ring structure, and the sliding groove 11 is formed in the fixed sleeve 1 to be a two-thirds circular ring.

The top and the bottom of the sliding groove 11 are both provided with a strip-shaped movable groove, the length of the movable groove is matched with that of the sliding groove 11, and the wall of the pressurizing cylinder 2 is movably arranged in the movable groove.

The inside of slider 3 inlays and is equipped with the battery, and battery and driving motor 61 electric connection.

As shown in fig. 1 to 5, the implementation scenario specifically includes: in the time of practical use, through setting up screw rod 21 and spacing ring 211, it is convenient for realize reciprocating of sprue 22 to rotate screw rod 21, conveniently pressurize or the pressure release hemostatic sleeve 41, and when the top contact of spacing ring 211 and pressurization section of thick bamboo 2, be closed between adjustment tank 221 and the connecting pipe 51 this moment, press down gasbag 5 promptly and can not pressurize the interior air of pressurization section of thick bamboo 2, through setting up hemostatic sleeve 41, hemostatic sleeve 41 inflation and patient contact, be favorable to alleviateing patient's uncomfortable sense, through setting up the battery, provide power support for actuating mechanism 6, this embodiment has specifically solved the problem that hemostatic device that exists is not convenient for to use among the prior art.

In summary, the following steps: the utility model discloses a set up and add a pressure cylinder 2, sprue 22, adjustment tank 221, air vent 222, connecting pipe 51 and gasbag 5, through holding pressure gasbag 5, gasbag 5 compression extrudees the inside air to sprue 22 through connecting pipe 51, the air flows to in pressing the briquetting 4 through adjustment tank 221 and air vent 222 at last, thereby make hemostasis cover 41 expand, extrude hemostasis position, and when hemostasis cover 41 expands and extrudes hemostasis position, rotate screw rod 21 and drive sprue 22 and move down, make adjustment tank 221 and connecting pipe 51 closed, it is fixed to extrude the hemostasis position all the time to be convenient for hemostasis cover 41, conveniently realize the hemostasis function of device; still through setting up actuating mechanism 6, when needs move according to the briquetting 4 position, control driving motor 61 opens, and the motor drives gear roll 62 and rotates, thereby gear roll 62 again with the meshing of foreign steamer tooth 63 drive slider 3 and slide in spout 11, and then realized the regulation according to briquetting 4 position.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cardiovascular surgery arteriovenous fistula hemostasis device, includes fixed cover (1), its characterized in that: the fixing sleeve (1) is an annular structural member, a sliding groove (11) is formed in the fixing sleeve (1), a sliding block (3) is slidably mounted in the sliding groove (11), a pressurizing cylinder (2) is embedded in the sliding block (3) in a penetrating manner, the pressurizing cylinder (2) is a hollow structural member, two ends of the pressurizing cylinder (2) movably penetrate through the inner side and the outer side of the fixing sleeve (1) respectively, a pressing block (4) is fixedly mounted at one end, located on the inner side of the fixing sleeve (1), of the pressurizing cylinder (2), and the pressurizing cylinder (2) is communicated with the pressing block (4);

the inner part of the pressurizing cylinder (2) is movably provided with a blocking block (22), one side of the blocking block (22) is provided with an adjusting groove (221), the bottom of one side, far away from the inner wall of the pressurizing cylinder (2), of the adjusting groove (221) is provided with an air vent (222) in a penetrating mode, the outer side wall of the pressurizing cylinder (2) is provided with a connecting pipe (51) in a penetrating mode, one end of the connecting pipe (51) is communicated with the adjusting groove (221), one end, far away from the pressurizing cylinder (2), of the connecting pipe (51) is fixedly provided with air bags (5) which are communicated with each other, and the outer side wall, far away from the connecting pipe (51), of the;

one side of the slider (3) far away from the pressing block (4) is provided with two sets of driving mechanisms (6), the two sets of driving mechanisms (6) are symmetrically arranged about the middle shaft surface of the pressurizing barrel (2), each driving mechanism (6) comprises a driving motor (61), the driving motors (61) are fixedly installed at the top of the slider (3), the output shafts of the driving motors (61) are fixedly connected with gear rollers (62), one side wall of the sliding groove (11) close to the gear rollers (62) is integrally formed with outer gear teeth (63), and the gear rollers (62) are meshed with the outer gear teeth (63).

2. The cardiovascular surgical arteriovenous fistula hemostatic device of claim 1, wherein: the top of sprue (22) has screw rod (21) through bearing movable mounting, the one end activity that sprue (22) was kept away from in screw rod (21) runs through the top of a pressurization section of thick bamboo (2) and extends to outside a pressurization section of thick bamboo (2), screw rod (21) and pressurization section of thick bamboo (2) threaded connection.

3. The cardiovascular surgical arteriovenous fistula hemostatic device of claim 2, wherein: the screw rod (21) is fixedly sleeved with a limiting ring (211) on the rod wall of the pressurizing cylinder (2), and one end, far away from the blocking block (22), of the screw rod (21) is fixedly connected with a rotating handle.

4. The cardiovascular surgical arteriovenous fistula hemostatic device of claim 1, wherein: the bottom of the pressing block (4) is fixedly connected with a hemostatic sleeve (41), and the hemostatic sleeve (41) is an elastic rubber component.

5. The cardiovascular surgical arteriovenous fistula hemostatic device of claim 1, wherein: the diameter of the adjusting groove (221) is larger than that of the vent hole (222), and the length of the adjusting groove (221) is larger than the pipe diameter of the connecting pipe (51).

6. The cardiovascular surgical arteriovenous fistula hemostatic device of claim 1, wherein: the sliding groove (11) is of a circular ring structure, and the sliding groove (11) is formed into a two-thirds circular ring in the fixed sleeve (1).

7. The cardiovascular surgical arteriovenous fistula hemostatic device of claim 1, wherein: the top and the bottom of the sliding groove (11) are both provided with a strip-shaped movable groove, the length of the movable groove is matched with that of the sliding groove (11), and the wall of the pressurizing cylinder (2) is movably arranged in the movable groove.

8. The cardiovascular surgical arteriovenous fistula hemostatic device of claim 1, wherein: the inside of slider (3) is inlayed and is equipped with the battery, and battery and driving motor (61) electric connection.